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本帖最后由 zhutongshuai 于 2011-12-24 12:33 编辑 $ b) h6 s' v, a' ?* x, B
* S2 a( p7 ?' g' v1 u h$ c+ _CTL-OP 109 Laboratory Procedure For Acceptance of Thermocouple Wire
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' h7 V7 A, Q$ ^& C: ]$ rPROCEDURES
: Z! W, I1 F5 |! {" Y- V7 W4.1 Thermocouples shall be prepared by staff trained in preparation of thermocouples.
. b8 G; J- b! m4 `4 [% L4.2 Thermocouples are to be prepared as noted:
- B* b- f9 n* A( X# {: w* [" m4.2.1 Inner insulation stripped back approximately 1.5 mm from tip.8 w5 N0 b1 G& V, X! Z
4.2.2 Outer insulation, if any, stripped back approximately 15 mm from tip.
( R* V" ?5 o4 d" V4.2.3 The tip is to be joined by a single point weld. Other reliable and consistent methods of joining the thermocouple wires may be used upon prior acceptance of the CTL. . b$ L' L6 W# y+ P }2 E
; R. X ^, o+ m# b5 r6 ]Note – Dimensions given are typical, not required.
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